168581283

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1153}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 254360064

約数和(自身を除く): 85778781

約数列:

[1, 3, 13, 23, 39, 69, 163, 299, 489, 897, 1153, 2119, 3459, 3749, 6357, 11247, 14989, 26519, 44967, 48737, 79557, 146211, 187939, 344747, 563817, 1034241, 2443207, 4322597, 7329621, 12967791, 56193761, 168581283]

約数ペア:

[(1, 168581283), (3, 56193761), (13, 12967791), (23, 7329621), (39, 4322597), (69, 2443207), (163, 1034241), (299, 563817), (489, 344747), (897, 187939), (1153, 146211), (2119, 79557), (3459, 48737), (3749, 44967), (6357, 26519), (11247, 14989)]